20172083960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{7121}}^1$

素因数の和:7357

約数の個数: 128

約数和(自身を含む): 53001354240

約数和(自身を除く): 32829270280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 151, 268, 280, 302, 335, 469, 536, 604, 670, 755, 938, 1057, 1208, 1340, 1510, 1876, 2114, 2345, 2680, 3020, 3752, 4228, 4690, 5285, 6040, 7121, 8456, 9380, 10117, 10570, 14242, 18760, 20234, 21140, 28484, 35605, 40468, 42280, 49847, 50585, 56968, 70819, 71210, 80936, 99694, 101170, 141638, 142420, 199388, 202340, 249235, 283276, 284840, 354095, 398776, 404680, 477107, 498470, 566552, 708190, 954214, 996940, 1075271, 1416380, 1908428, 1993880, 2150542, 2385535, 2832760, 3339749, 3816856, 4301084, 4771070, 5376355, 6679498, 7526897, 8602168, 9542140, 10752710, 13358996, 15053794, 16698745, 19084280, 21505420, 26717992, 30107588, 33397490, 37634485, 43010840, 60215176, 66794980, 72043157, 75268970, 133589960, 144086314, 150537940, 288172628, 301075880, 360215785, 504302099, 576345256, 720431570, 1008604198, 1440863140, 2017208396, 2521510495, 2881726280, 4034416792, 5043020990, 10086041980, 20172083960]

約数ペア:

[(1, 20172083960), (2, 10086041980), (4, 5043020990), (5, 4034416792), (7, 2881726280), (8, 2521510495), (10, 2017208396), (14, 1440863140), (20, 1008604198), (28, 720431570), (35, 576345256), (40, 504302099), (56, 360215785), (67, 301075880), (70, 288172628), (134, 150537940), (140, 144086314), (151, 133589960), (268, 75268970), (280, 72043157), (302, 66794980), (335, 60215176), (469, 43010840), (536, 37634485), (604, 33397490), (670, 30107588), (755, 26717992), (938, 21505420), (1057, 19084280), (1208, 16698745), (1340, 15053794), (1510, 13358996), (1876, 10752710), (2114, 9542140), (2345, 8602168), (2680, 7526897), (3020, 6679498), (3752, 5376355), (4228, 4771070), (4690, 4301084), (5285, 3816856), (6040, 3339749), (7121, 2832760), (8456, 2385535), (9380, 2150542), (10117, 1993880), (10570, 1908428), (14242, 1416380), (18760, 1075271), (20234, 996940), (21140, 954214), (28484, 708190), (35605, 566552), (40468, 498470), (42280, 477107), (49847, 404680), (50585, 398776), (56968, 354095), (70819, 284840), (71210, 283276), (80936, 249235), (99694, 202340), (101170, 199388), (141638, 142420)]